Sony CDX-605 / XDC-40 Service Manual ▷ View online
– 11 –
RF BOARD
1
OP flexible board
(CNJ11)
(CNJ11)
2
two screws
(P2
(P2
×
2.5)
4
RF board
5
two connectors
(CNP11, 503)
(CNP11, 503)
5
connector
(CNP52)
(CNP52)
SLED MOTOR ASS’Y (M102), OPTICAL PICK-UP (KSS-521A/J2RP)
1
two screws
(P2
(P2
×
3)
2
sled motor ass‘y
3
optical pick-up
(KSS-521A/J2RP)
(KSS-521A/J2RP)
4
Turn at the direction of the
arrow, then remove
shaft (sled) ass‘y
arrow, then remove
shaft (sled) ass‘y
– 12 –
SW BOARD, SPINDLE MOTOR ASS’Y (M101)
8
two screws
(P1.7
(P1.7
×
2.2)
9
Remove the spindle motor ass‘y (M101)
of the arrow.
of the arrow.
3
spring (chucking)
1
screw
(P2
(P2
×
2.2)
2
SW board
2
two screws (P2
×
2.5)
3
bracket
(load motor)
(load motor)
4
chucking motor ass‘y
(M103)
(M103)
1
connector
(CNP51)
(CNP51)
CHUCKING MOTOR ASS’Y (M103)
3
two screws
(P2
(P2
×
3)
5
bracket (CP)
6
retainer (disc)
4
screw
(P2
(P2
×
2.2)
7
– 13 –
– 14 –
SECTION 3
ELECTRICAL ADJUSTMENTS
•
FOCUS GAIN ADJUSTMENT
(COARSE ADJUSTMENT)
(COARSE ADJUSTMENT)
This adjustment is to be performed when replacing the following
parts.
parts.
•
Optical Pick-up Block
•
RV14
•
When gain is lowered...
The set does not play because of no focus operation.
The set does not play because of no focus operation.
•
When gain is highered...
Operation noise is heard due to a scratch or a dust, then operation
will be unstable.
Operation noise is heard due to a scratch or a dust, then operation
will be unstable.
Procedure:
[RF BOARD] – Conductor Side –
RV14
IC11
IC51
CNJ12
1. Set RV14 (RF board) to the standard position.
2. Check that there is not an abnormal amount of operation noise
2. Check that there is not an abnormal amount of operation noise
(white noise) from the 2-axis devise. If there is, turn RV14
slightly clockwise.
slightly clockwise.
[RF BOARD] – Conductor Side –
MIN side
(low gain)
(low gain)
MAX side
(high gain)
(high gain)
RV14 standard position
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